503host.com - dns.ninja
503host.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.235.175.194🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| NS | ns28.gendns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 66.235.175.158🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| NS | ns1.503host.com ⚠️ Not in zone NS records | ||||||
| A | 66.235.175.158🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| NS | ns2.503host.com ⚠️ Not in zone NS records | ||||||
| A | 66.235.175.159🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| NS | ns29.gendns.com ⚠️ Not in parent delegation | ||||||
| A | 66.235.175.159🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| MX | 503host.com ⭐ | ||||||
| A | 66.235.175.194🇺🇸 TIER-NET66.235.175.0/24 Tier.Net Technologies LLC | ||||||
| PTR | galaxy.gendns.com | ||||||
| SOA | ns28.gendns.comtechs@glowhost.com 2026-08-08 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786682529 | ||||||
MX for
503host.com |
Subdomains
Same first word
503host.com |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.503host.com2015-08-17 → 2026-08-14 · 2 obs
● 2026-08-14 05:12:44
●NSns2.503host.com2026-02-15 → 2026-08-14 · 3 obs
● 2026-02-15 16:52:16
● 2026-08-14 05:12:44
●NSns28.gendns.com2026-02-15 → 2026-08-14 · 3 obs
● 2026-02-15 16:52:16
● 2026-08-14 05:12:44
●NSns29.gendns.com2026-02-15 → 2026-08-14 · 3 obs
● 2026-02-15 16:52:16
● 2026-08-14 05:12:44
○NSns7.gendns.com2015-08-17 → 2016-09-20 · 4 obs
● 2016-09-20 09:49:42
○ 2026-02-15 16:52:16
○ 2026-08-14 05:12:44
○NSns8.gendns.com2015-08-17 → 2016-09-20 · 4 obs
● 2016-09-20 09:49:42
○ 2026-02-15 16:52:16
○ 2026-08-14 05:12:44
●MX503host.com2015-08-17 → 2026-08-14 · 2 obs
● 2026-08-14 05:12:44
○A206.190.144.1902015-08-17 → 2016-09-20 · 4 obs
● 2016-09-20 09:49:42
○ 2026-02-15 16:52:16
○ 2026-08-14 05:12:44
●A66.235.175.1942026-02-15 → 2026-08-14 · 3 obs
● 2026-02-15 16:52:16
● 2026-08-14 05:12:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net... | - |
| 503host.com | ns1.503host.com, ns2.503host.com | 2 records |
✅ Authoritative Response
Server:66.235.175.159
NS records: ns1.503host.com, ns2.503host.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 503host.com (unsigned zone)
⏱️ Timing
Total: 299ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.235.175.194 |
| NS | 2 | ns28.gendns.com, ns29.gendns.com |
| MX | 1 | 503host.com (pri: 0) |
| SOA | 1 | ns28.gendns.com techs.glowhost.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.503host.com, ns2.503host.com)
Analysis
Hierarchy
ns2.503host.com and ns1.503host.com are both subdomains of 503host.com.
Mail Server Role
503host.com is listed as a mail server for itself.
IP Addresses
503host.com resolves to one IP address: 66.235.175.194.
Name Servers
The authoritative name servers for 503host.com are ns1.503host.com, ns2.503host.com, ns28.gendns.com and ns29.gendns.com.
At least some of 503host.com's name servers are shared with other domains, for example ev3dev.org, ilogix.co.in, abuelo.co and two more.
These name servers tend to co-occur with ns7.gendns.com, ns8.gendns.com, ns1.gendns.com and 5 other name servers in the same DNS delegations.
ns1.503host.com, ns2.503host.com, ns28.gendns.com and ns29.gendns.com each point to exactly one IP address. ns1.503host.com directs to 66.235.175.158, ns2.503host.com directs to 66.235.175.159, ns28.gendns.com directs to 66.235.175.158 and ns29.gendns.com directs to 66.235.175.159. Two pairs share an IP: ns1.503host.com and ns28.gendns.com share 66.235.175.158, and ns2.503host.com and ns29.gendns.com share 66.235.175.159.
Both ns1.503host.com and ns28.gendns.com resolve to 66.235.175.158 IP addresses each.
Both ns2.503host.com and ns29.gendns.com resolve to 66.235.175.159 IP addresses each.
Mail Servers
Mail for 503host.com is handled by one mail server — 503host.com.
503host.com directs to just one IP number, 66.235.175.194.